the united states attorney's office advised us not to administer miranda rights. we gave that information out to our officers and i think all law enforcement was operating under those rules of engagement. >> back to the apartment real quickly. there were devices found in the apartment but you can't comment on what? >> no, i didn't say that. i can't comment on any evidence that was found there. sglp anything that was found in the apartment. are you confident that these two were acting alone and that there are no more suspects out there? >> i'm confident that they were the two major actors in the violence that occurred. i am very, very sure that during this thorough investigation we'll get to the bottom of the whole plot. that's all i can say right now. i told the people of boston that they can rest easily. the two people who were committing these vicious attacks are either dead or in custody. we cleared dozens of packages that had been dropped by people fleeing the scene. so everything was treated suspiciously. in a situation like this, bombers often target first r